@article{ASUO_2017_XXV_2_a7,
     author = {Piergiulio Corsini},
     title = {Hypergroups associated with {HX-groups}},
     journal = {Analele Universit\u{a}\c{t}ii "Ovidius" Constan\c{t}a Seria Matematic\u{a}},
     publisher = {mathdoc},
     volume = {XXV},
     number = {2},
     year = {2017},
     url = {http://geodesic.mathdoc.fr/item/ASUO_2017_XXV_2_a7/}
}